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Diffstat (limited to 'winsup/cygwin/heap.h')
-rw-r--r-- | winsup/cygwin/heap.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/winsup/cygwin/heap.h b/winsup/cygwin/heap.h index df652ac22..bcea4bae0 100644 --- a/winsup/cygwin/heap.h +++ b/winsup/cygwin/heap.h @@ -15,5 +15,5 @@ void heap_init (); void malloc_init (); #define inheap(s) \ - (cygheap->heapptr && ((char *) (s) >= (char *) cygheap->heapbase) \ + (cygheap->heapptr && s && ((char *) (s) >= (char *) cygheap->heapbase) \ && ((char *) (s) <= (char *) cygheap->heaptop)) |